196547994 has 36 divisors (see below), whose sum is σ = 429867594. Its totient is φ = 64904112.

The previous prime is 196547947. The next prime is 196548007. The reversal of 196547994 is 499745691.

It is a happy number.

196547994 is a `hidden beast` number, since 1 + 9 + 6 + 547 + 9 + 94 = 666.

It can be written as a sum of positive squares in only one way, i.e., 105822369 + 90725625 = 10287^2 + 9525^2 .

It is a super-2 number, since 2×196547994² = 77262227890848072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 196547994.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 289984 + ... + 290660.

Almost surely, 2^196547994 is an apocalyptic number.

196547994 is an abundant number, since it is smaller than the sum of its proper divisors (233319600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196547994 is a wasteful number, since it uses less digits than its factorization.

196547994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939 (or 809 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 196547994 is about 14019.5575536463. The cubic root of 196547994 is about 581.4194267108.

The spelling of 196547994 in words is "one hundred ninety-six million, five hundred forty-seven thousand, nine hundred ninety-four".